Invasive species

A million people's help urged on invasive species

How to save the red squirrel. Today in Parliament. Audio, 00:03:44How to save the red squirrel

'Fear' of killer shrimp may threaten rivers

Raccoon dogs: Are they pet or pest?

Humans 'threaten 1m species with extinction'

Massive pregnant python caught in Florida

Drones help Galapagos tackle rat invaders

Using drones to target alien species in the countryside. Landward. Video, 00:01:35Using drones to target alien species in the countryside

The village that wants to ban all cats

Toad invasion tackled by university team

Park crayfish damage to 'cost millions'

Is this hairy crab the newest species found in the UK?

Restoring South Georgia's wildlife paradise

Scots charity defeats South Georgia rats. Audio, 00:04:20Scots charity defeats South Georgia rats

Rats and mice cleared from South Georgia. Audio, 00:11:27Rats and mice cleared from South Georgia

New climate 'feedback loop' discovered

Invasive plant 'strangling' the Thames. Video, 00:00:57Invasive plant 'strangling' the Thames

Global register lists alien species

Could pest shellfish help treat cancer? Video, 00:00:24Could pest shellfish help treat cancer?

Tsunami drives species 'army' to US coast

Tourists rescued from rhododendron forest

Project to remove river's giant hogweed

Invasive snakes threaten island forests